1.
A Preliminary Study of Biodiversity Recovery Trial of Enclosed Lowly Efficient Natural Forest in Jiangyou City
江油市低效天然林封禁试验初步研究
2.
Natural Forest Reserves Protection Project and its Benefit in Jiangyou;
江油市天然林资源保护工程效益分析
3.
An Assessment on the Benefit of the Natural Forest Protection Project in Henan Province;
河南省天然林保护工程效益评价分析
4.
Cost-effectiveness Analysis of Plantation and Natural Forests--A Case Study of Artificial Larch and Natural-fir in Jingouling Forest Farm
人工林与天然林经济效益分析——以金沟岭林场人工落叶松林与天然云冷杉林为例
5.
Good results were achieved in projects for reforesting formerly cultivated land and protecting natural forests.
退耕还林和天然林保护工程建设取得成效。
6.
Forest Hydrological Effects of Litter Layers Under Different Natural Secondary Forest in Three Gorges Reservoir Area
三峡库区天然次生林凋落物森林水文效应研究
7.
A forest or wooded area in its natural state.
天然林，原始林天然状态的树林或林区
8.
Ameliorate Low-lying Saline Alkali Land To Savageness And Shrubbery Herding
造林改良基本废弃低洼盐碱地实现天然长草同灌木林牧地
9.
Characteristics and Quality of Secondary Natural Pinus yunnanensis Forests in Lufengcun Forest Farm
禄丰村林场云南松天然次生林的林分特征及质效研究
10.
The Evaluation on Effects of Natural Forest Protective Project(NFPP) in Hainan;
海南省天然林资源保护工程实施成效及其评价
11.
The Benefit Evaluation of Natural Forest Protection Project in Hua Xi District of Guiyang City
贵阳市花溪区天然林保护工程效益评价
12.
THE RSESARCH ON DYNAMIC CHANGE OF WATER USE EFFICIENCY OF NATURAL DIVERSIFORM-LEAVED POPLAR IN E Ji Na AREA
额济纳天然胡杨林水分利用效率动态变化研究
13.
Efficiency Study on "Natural Forest Protection Project "of Zhen'an County in Shaanxi Province
陕西省镇安县天然林保护工程的效率研究
14.
EXPERIMENTAL INVESTIGATION OF EFFICIENT INJECTOR OF LOW PRESSURE NATURAL GAS
高效开采低压天然气引射装置的试验研究
15.
Analysis of Effect of the Project of Protection of Natural Forest of Chaihe Forest Bureau of Hulunbeier City;
呼伦贝尔市柴河林业局天然林保护工程成效分析
16.
Effect of Carrying out Natural Forest Protection Project in Wuchagou Forestry Bureau of Xingan League
浅谈兴安盟五岔沟林业局实施天然林保护工程后的成效
17.
Discussion on the Achievements and Countermeasures against the Problems of the Implementation of Natural Forest Protection Program in Xiaolongshan Forest Area of Gansu Province
小陇山林区实施天然林保护工程成效与对策探析
18.
The View of Expenditure Cost Benefit to Analysis the Microfinance of Natural Forest Natural Reserve
从支出成本——效益角度分析天然林自然保护区的小额信贷